<tr>
    <td>
        <input type="text"  name="print_type[]" autocomplete="off" class="layui-input">
    </td>
    <td>
        <input type="text"  name="consumable_type[]" autocomplete="off" class="layui-input">
    </td>
    <td>
        <input type="text" id="page_num_{$i}" name="page_num[]" autocomplete="off" class="layui-input">
    </td>
    <td>
        <input type="text" id="price_{$i}" name="price[]" autocomplete="off" class="layui-input">
    </td>
    <td>
        <input type="text" id="num" data-index="{$i}" name="num[]" autocomplete="off" class="layui-input">
    </td>
    <td>
        <input type="text" id="price_total_{$i}" name="price_total[]" autocomplete="off" class="layui-input price-item-total">
    </td>
    <!--<td></td>-->
    <td>
        <input type="text" name="comment[]" autocomplete="off" class="layui-input">
    </td>
</tr>